Books
- The Galaxy Primes.
- Masters of Space.
- Spacehounds of the IPC.
- Family D'Alembert
- The Imperial Stars. 1976, with Stephen Goldin
- Strangler's Moon. , with Stephen Goldin
- The Clockwork Traitor. , with Stephen Goldin
- Getaway World. , with Stephen Goldin
- The Bloodstar Conspiracy. , with Stephen Goldin
- The Purity Plot. , with Stephen Goldin
- Planet of Treachery. , with Stephen Goldin
- Eclipsing Binaries. , with Stephen Goldin
- The Omicron Invasion. 1984, with Stephen Goldin
- Revolt of the Galaxy. 1985, with Stephen Goldin
- Lensman
- Triplanetary. 1948
- First Lensman. 1950
- Galactic Patrol. 1950
- Grey Lensman. 1951
- Second Stage Lensman. 1953
- Children of the Lens. 1954
- Masters of the Vortex.
- Skylark
- The Skylark of Space. 1946
- Skylark Three. 1948
- Skylark of Valeron. 1949
- Skylark DuQuesne. 1966
- Subspace
- Subspace Explorers.
- Subspace Encounter.